National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland Municipal Airport (K1M5)

Lat: 36.59°NLon: 86.48°WElev: 818ft.

Overcast

41°F

5°C

Humidity 87%
Wind Speed N 7 mph
Barometer 29.84 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 2 Jan 5:55 pm CST
Extended Forecast for

Cross Plains TN

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 37. Northeast wind around 5 mph.

    Low: 37 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 50. North wind around 5 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. North northwest wind around 5 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 45. North wind around 5 mph becoming calm in the afternoon.

    High: 45 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Calm wind becoming south southeast around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 57. South southwest wind 5 to 10 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. South wind around 10 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. South southwest wind 5 to 10 mph.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 37. Northeast wind around 5 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 50. North wind around 5 mph.
Saturday Night
Mostly clear, with a low around 27. North northwest wind around 5 mph.
Sunday
Increasing clouds, with a high near 45. North wind around 5 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 30. Calm wind becoming south southeast around 5 mph.
Monday
Sunny, with a high near 57. South southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 45. South wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 63. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 50. South southwest wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 64.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Thursday
A 40 percent chance of showers. Cloudy, with a high near 65.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cross Plains TN
 36.52°N 86.67°W (Elev. 699 ft)
Last Update:
12:31 pm CST Jan 2, 2026
Forecast Valid:
6pm CST Jan 2, 2026-6pm CST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation